aircox-radiocampus/aircox/views/program.py
2019-08-17 17:51:12 +02:00

65 lines
2.1 KiB
Python

from django.core.exceptions import ObjectDoesNotExist
from django.shortcuts import get_object_or_404
from aircox.models import Episode, Program
from .page import PageDetailView, PageListView
__all__ = ['ProgramPageDetailView', 'ProgramDetailView']
class ProgramPageDetailView(PageDetailView):
"""
Base view class for a page that is displayed as a program's child page.
"""
show_side_nav = True
list_count = 5
def get_episodes_queryset(self, program):
return program.episode_set.published().order_by('-date')
def get_context_data(self, program, episodes=None, **kwargs):
if episodes is None:
episodes = self.get_episodes_queryset(program)
return super().get_context_data(
program=program, episodes=episodes[:self.list_count], **kwargs)
class ProgramPageListView(PageListView):
"""
Base list view class rendering pages as a program's child page.
Retrieved program from it slug provided by `kwargs['program_slug']`.
This view class can be used with or without providing a program.
"""
program = None
def get(self, request, *args, **kwargs):
slug = kwargs.get('program_slug', None)
if slug is not None:
self.program = get_object_or_404(
Program.objects.select_related('cover'), slug=slug)
return super().get(request, *args, **kwargs)
def get_queryset(self):
return super().get_queryset().filter(program=self.program) \
if self.program else super().get_queryset()
def get_context_data(self, **kwargs):
program = kwargs.setdefault('program', self.program)
if program is not None:
kwargs.setdefault('cover', program.cover)
kwargs.setdefault('parent', program)
return super().get_context_data(**kwargs)
class ProgramDetailView(ProgramPageDetailView):
model = Program
def get_articles_queryset(self, program):
return program.article_set.published().order_by('-date')
def get_context_data(self, **kwargs):
kwargs.setdefault('program', self.object)
return super().get_context_data(**kwargs)